Anyone have any idea what this is? Day 12 flower..PPM's 814 runoff, PH 6.6 Using Mills A+B, Calmag, Bigbud. Nutrient PPM's 750.
This issue happen on my last grow too. Was able to finish grow but buds suffered in size and denseness. I"m using Two 300w LED full spectrum, humidity at 55-65%...